A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.
b-52 aircraft; part numbers pmw203pp aero shell 16 and 9203vvx224k711g-59 referenced in technical order 9h4-3-63-4 as bearings are not bearings but is the grease installed in the bearing for various applications end item identification, tech data not authorized to be released outside of us special features